Activity LED indicator lights

AB

C

D

E

G

F

The following are the activity indicator light-emitting diodes (LEDs) on your HP TouchSmart PC:

 

LED

What it Does

 

 

 

A

Webcam

Indicates webcam activity.

 

 

 

B

Power

Indicates the power state: blue indicates power on, and amber

 

 

indicates Sleep mode.

 

 

 

C

Hard disk drive

Indicates hard disk drive activity.

 

 

 

D

Memory card reader

Indicates memory card reader activity. When the LED is flashing, do

 

 

not remove your memory card.

 

 

When the LED is off, no card is inserted. A solid LED indicates that a

 

 

card is inserted with no read or write capacity. A flashing LED

 

 

indicates that there is memory card activity, and that a card has

 

 

read/write capacity.

 

 

 

E

Remote control IR receiver

Indicates that your computer is working with your remote control to

 

(select models only)

navigate windows, record TV shows, and perform other activities in

 

 

Windows Media Center.

 

 

 

F

Wireless keyboard and

Indicates wireless signals received from the wireless keyboard and

 

mouse receiver

mouse. The LED is visible from the back of the computer.

 

 

 

G

Optical disc drive

Indicates optical disc drive is in use.

 

 

 

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HP 575611-001, NY539AA manual Activity LED indicator lights, What it Does

575611-001, NY539AA specifications

The HP NY539AA, also known by its part number 575611-001, is a high-quality power adapter designed to provide reliable power for various HP notebook models. This product stands out due to its combination of performance, safety features, and user-friendly design, making it an essential accessory for those who own compatible HP laptops.

One of the main features of the HP NY539AA is its output power capability. It is capable of delivering up to 90 watts of power, ensuring that your notebook receives sufficient energy for optimal performance. This is particularly beneficial for power-intensive tasks such as gaming, video editing, and running multiple applications simultaneously. The adapter is engineered with smart power management technology, which automatically adjusts the output to match the requirements of the connected device, enhancing efficiency and battery health.

Complicated power connections are a thing of the past, as the HP NY539AA boasts a straightforward design with a durable connector. This connector is built to withstand frequent use, minimizing the risk of wear and tear over time. Moreover, the adapter includes a built-in LED indicator light that provides at-a-glance information about the power status, letting users know when their device is charging or fully powered.

Safety is another crucial aspect of the HP NY539AA. It incorporates essential protection features such as over-voltage protection, over-current protection, and short-circuit protection. These technologies safeguard both the adapter and the connected laptop from potential power surges and electrical malfunctions, ensuring that users can charge their devices with peace of mind.

In terms of portability, the compact and lightweight design of the NY539AA makes it an excellent travel companion. Whether you’re moving from room to room at home or traveling for work or leisure, it easily fits into a laptop bag without taking up much space.

Compatibility plays a significant role as well, as this adapter works seamlessly with various HP laptops, enabling users to power or charge their devices without hassle.

Overall, the HP NY539AA, 575611-001 is a robust and dependable power adapter that combines power, safety, and convenience, making it a worthwhile investment for any HP laptop owner looking to ensure their device remains powered and ready for use at all times.